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keksAccountGUI/node_modulesOLD/webpack-merge/lib/index.js

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2019-08-11 18:48:02 +00:00
'use strict';
var _values2 = require('lodash/values');
var _values3 = _interopRequireDefault(_values2);
var _unionWith2 = require('lodash/unionWith');
var _unionWith3 = _interopRequireDefault(_unionWith2);
var _mergeWith2 = require('lodash/mergeWith');
var _mergeWith3 = _interopRequireDefault(_mergeWith2);
var _differenceWith2 = require('lodash/differenceWith');
var _differenceWith3 = _interopRequireDefault(_differenceWith2);
var _joinArrays = require('./join-arrays');
var _joinArrays2 = _interopRequireDefault(_joinArrays);
var _joinArraysSmart = require('./join-arrays-smart');
var _unique = require('./unique');
var _unique2 = _interopRequireDefault(_unique);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
function merge() {
for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) {
sources[_key] = arguments[_key];
}
// This supports
// merge([<object>] | ...<object>)
// merge({ customizeArray: <fn>, customizeObject: <fn>})([<object>] | ...<object>)
// where fn = (a, b, key)
if (sources.length === 1) {
if (Array.isArray(sources[0])) {
return _mergeWith3.default.apply(undefined, [{}].concat(_toConsumableArray(sources[0]), [(0, _joinArrays2.default)(sources[0])]));
}
if (sources[0].customizeArray || sources[0].customizeObject) {
return function () {
for (var _len2 = arguments.length, structures = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
structures[_key2] = arguments[_key2];
}
if (Array.isArray(structures[0])) {
return _mergeWith3.default.apply(undefined, [{}].concat(_toConsumableArray(structures[0]), [(0, _joinArrays2.default)(sources[0])]));
}
return _mergeWith3.default.apply(undefined, [{}].concat(structures, [(0, _joinArrays2.default)(sources[0])]));
};
}
return sources[0];
}
return _mergeWith3.default.apply(undefined, [{}].concat(sources, [(0, _joinArrays2.default)()]));
}
var mergeSmart = merge({
customizeArray: function customizeArray(a, b, key) {
if (isRule(key.split('.').slice(-1)[0])) {
return (0, _unionWith3.default)(a, b, _joinArraysSmart.uniteRules.bind(null, {}, key));
}
return null;
}
});
var mergeMultiple = function mergeMultiple() {
for (var _len3 = arguments.length, sources = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
sources[_key3] = arguments[_key3];
}
return (0, _values3.default)(merge(sources));
};
// rules: { <field>: <'append'|'prepend'|'replace'> }
// All default to append but you can override here
var mergeStrategy = function mergeStrategy() {
var rules = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
return merge({
customizeArray: _customizeArray(rules),
customizeObject: customizeObject(rules)
});
};
var mergeSmartStrategy = function mergeSmartStrategy() {
var rules = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
return merge({
customizeArray: function customizeArray(a, b, key) {
var topKey = key.split('.').slice(-1)[0];
if (isRule(topKey)) {
switch (rules[key]) {
case 'prepend':
return [].concat(_toConsumableArray((0, _differenceWith3.default)(b, a, function (newRule, seenRule) {
return (0, _joinArraysSmart.uniteRules)(rules, key, newRule, seenRule, 'prepend');
})), _toConsumableArray(a));
case 'replace':
return b;
default:
// append
return (0, _unionWith3.default)(a, b, _joinArraysSmart.uniteRules.bind(null, rules, key));
}
}
return _customizeArray(rules)(a, b, key);
},
customizeObject: customizeObject(rules)
});
};
function _customizeArray(rules) {
return function (a, b, key) {
switch (rules[key]) {
case 'prepend':
return [].concat(_toConsumableArray(b), _toConsumableArray(a));
case 'replace':
return b;
default:
// append
return false;
}
};
}
function customizeObject(rules) {
return function (a, b, key) {
switch (rules[key]) {
case 'prepend':
return (0, _mergeWith3.default)({}, b, a, (0, _joinArrays2.default)());
case 'replace':
return b;
default:
// append
return false;
}
};
}
function isRule(key) {
return ['preLoaders', 'loaders', 'postLoaders', 'rules'].indexOf(key) >= 0;
}
module.exports = merge;
module.exports.multiple = mergeMultiple;
module.exports.smart = mergeSmart;
module.exports.strategy = mergeStrategy;
module.exports.smartStrategy = mergeSmartStrategy;
module.exports.unique = _unique2.default;